# CVE-2026-109884: WordPress Elementor Website Builder plugin <= 4.3.5 - Cross Site Scripting (XSS) vulnerability

Status: published. Published: 2026-11-06. Updated: 2026-11-06.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Elementor Elementor Website Builder elementor allows Reflected XSS.This issue affects Elementor Website Builder: from n/a through 4.3.5.

## Remediation

- fix: Update the WordPress Elementor Website Builder plugin to the latest available version (at least 4.3.6). (source: CNA: Patchstack)

## Affected products and versions

- Elementor / Elementor Website Builder (elementor): ≥ 0; ≤ 4.3.5 (affected, custom); unaffected at 4.3.6. Source: CNA: Patchstack

## Severity and prioritization

- CVSS 3.1: 7.1 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L; source: CNA: Patchstack

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-79

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://patchstack.com/database/wordpress/plugin/elementor/vulnerability/wordpress-elementor-website-builder-plugin-4-3-5-cross-site-scripting-xss-vulnerability-2?_s_id=cve (CNA: Patchstack; vdb-entry)

## Provenance

- CNA: Patchstack: https://www.cve.org/CVERecord?id=CVE-2026-109884; retrieved 2026-11-06; source updated 2026-11-06

Revision: f03d2144fecf12aafce905fd1e830c24df6e55030c4f262187dea7be2cc4a2ab

Canonical: https://y2.dev/cve/CVE-2026-109884

## Agent and API access

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- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

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